# Service bulletin 37 14 40 2028405

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10210689
- Published by NHTSA: 2022\-05\-02
- Manufacturer's number: 37 14 40 2028405
- Manufacturer's date: 2014\-08\-01
- NHTSA component: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE

## NHTSA's summary

Customer may report that the transmission warning light is on. A software change in the diagnosis function was made.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10210689-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10210689-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system, Transmission and driveline, Automatic transmission, Instrument cluster, Transmission control module

## Vehicles listed

- 2012 AUDI A4
- 2012 AUDI A5
- 2012 AUDI A5 CABRIOLET
- 2012 AUDI Q5

## Other bulletins for the same vehicles and component

- [Update37H5](/bulletins/10249079.md), 2024-01-22, Service bulletin: UNKNOWN OR OTHER; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS:ACTUATORS/SOLENOIDS. Multitronic
- [A9023562032113\_8](/bulletins/10246152.md), 2023-12-06, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin provides general information about the outside air temperature reading.
- [A9023322059335\_4](/bulletins/10240154.md), 2023-08-04, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin provides information for when there is noise from the area around the instrument cluster.
- [371422202898511](/bulletins/10226521.md), 2022-11-21, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); LANE DEPARTURE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Transmission warning message in cluster \(P074100 stored in TCM\)
- [37139920290276](/bulletins/10226518.md), 2022-11-21, Service bulletin: LANE DEPARTURE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). Transmission warning message in cluster.
- [37139720289859](/bulletins/10226516.md), 2022-11-21, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Transmission warning message in cluster, P074100 stored in TCM
- [37138320328121](/bulletins/10226513.md), 2022-11-21, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; UNKNOWN OR OTHER. Hesitation concerns, Harsh downshifts when braking or harsh 1\-2 upshifts.
- [37138020289856](/bulletins/10226510.md), 2022-11-21, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; LANE DEPARTURE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Transmission warning message in cluster, P074100 stored in TCM
- [37137920293056](/bulletins/10226509.md), 2022-11-21, Service bulletin: UNKNOWN OR OTHER; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Harsh downshifts when braking or harsh 1\-2 upshift under acceleration
- [37131720290278](/bulletins/10226505.md), 2022-11-21, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; LANE DEPARTURE. Transmission warning message in cluster

JSON: [/v1/bulletins/10210689](/v1/bulletins/10210689)

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